FAIRFIELD TWP. (WKBN) — Crews responded to an incident at a local energy company on Monday. Firefighters were at Hilcorp Energy Company on Fairfield School Road. Officials with the Ohio Department of Natural Resources said that a “tank incident” happened at 11:18 a.m. at the Fairfield-Unkefer pad owned by Hilcorp. The agency said that two 500-barrel steel tanks, which hold brine and small amounts of oil and condensate, were impacted. “It was reported that one tank had a missing top and the other tank ballooned out. The pad has been shut down, Division inspectors are at the ...